Add Audio/Video Recording toggle hotkey.

Common/KeyMap.cpp

@@ -653,6 +653,7 @@ const KeyMap_IntStrPair psp_button_names[] = {
 #ifndef MOBILE_DEVICE
 	{VIRTKEY_FRAME_ADVANCE, "Frame Advance"},
 	{VIRTKEY_REWIND, "Rewind"},
+	{VIRTKEY_RECORD, "Audio/Video Recording"},
 #endif
 	{VIRTKEY_SAVE_STATE, "Save State"},
 	{VIRTKEY_LOAD_STATE, "Load State"},

Common/KeyMap.h

@@ -51,6 +51,7 @@ enum {
 	VIRTKEY_AXIS_SWAP = 0x40000013,
 	VIRTKEY_DEVMENU = 0x40000014,
 	VIRTKEY_FRAME_ADVANCE = 0x40000015,
+	VIRTKEY_RECORD = 0x40000016,
 	VIRTKEY_LAST,
 	VIRTKEY_COUNT = VIRTKEY_LAST - VIRTKEY_FIRST
 };

UI/EmuScreen.cpp

@@ -457,6 +457,13 @@ void EmuScreen::onVKeyDown(int virtualKeyCode) {
 		break;
 	}
 
+	case VIRTKEY_RECORD:
+	{
+		g_Config.bDumpFrames = !g_Config.bDumpFrames;
+		g_Config.bDumpAudio = !g_Config.bDumpAudio;
+		break;
+	}
+
 	case VIRTKEY_AXIS_X_MIN:
 	case VIRTKEY_AXIS_X_MAX:
 		setVKeyAnalogX(CTRL_STICK_LEFT, VIRTKEY_AXIS_X_MIN, VIRTKEY_AXIS_X_MAX);